We seek to understand and document all radio transmissions, legal and otherwise, as part of the radio listening hobby. We do not encourage any radio operations contrary to regulations. Always consult with the appropriate authorities if you have questions concerning what is permissible in your locale.

Subject / Started by Last post
0 Replies
485 Views
Last post September 11, 2022, 2251 UTC
by kris
0 Replies
450 Views
Last post November 14, 2022, 0003 UTC
by kris
0 Replies
610 Views
Last post December 31, 2021, 1057 UTC
by kris
0 Replies
558 Views
Last post August 24, 2022, 1416 UTC
by kris
0 Replies
671 Views
Last post May 16, 2022, 2054 UTC
by kris
1 Replies
615 Views
Last post October 06, 2022, 2049 UTC
by kris
0 Replies
505 Views
Last post December 22, 2022, 1229 UTC
by kris
1 Replies
605 Views
Last post March 10, 2022, 1410 UTC
by NQC
10 Replies
34691 Views
Last post July 31, 2019, 0932 UTC
by Rurik
9 Replies
1332 Views
Last post June 13, 2023, 2216 UTC
by kris
0 Replies
855 Views
Last post March 28, 2019, 1054 UTC
by kris
8 Replies
2026 Views
Last post March 24, 2019, 1912 UTC
by Fabuffet
0 Replies
678 Views
Last post September 09, 2023, 1453 UTC
by TRI International
0 Replies
1580 Views
Last post October 02, 2010, 0052 UTC
by weaksigs
2 Replies
707 Views
Last post January 29, 2023, 0600 UTC
by DaveJV
4 Replies
822 Views
Last post January 16, 2023, 1543 UTC
by Ray Lalleu
0 Replies
573 Views
Last post September 14, 2023, 1305 UTC
by TRI International
3 Replies
935 Views
Last post March 11, 2023, 2302 UTC
by flexoman61
0 Replies
98 Views
Last post May 10, 2024, 0951 UTC
by TRI International
0 Replies
375 Views
Last post August 18, 2023, 1248 UTC
by TRI International

 

Normal Topic
Hot Topic (More than 15 replies)
Very Hot Topic (More than 25 replies)

Locked Topic
Sticky Topic
Poll


HFUnderground T-Shirt
HFUnderground T-Shirt
by MitchellTimeDesigns